Arrays

Front

What direction do columns go in an array?

Back

Columns go down, vertical, up and down.

Tags

CCSS.3.OA.A.1

Front

What is the name of this array: 2 rows and 4 columns?

Back

2 x 4

Tags

CCSS.3.OA.A.1

Front

What is the name of this array: 5 rows and 4 columns?

Back

5 x 4

Tags

CCSS.3.OA.A.1

Front

What is the name of this array: 3 rows and 4 columns?

Back

3 x 4

Tags

CCSS.3.OA.A.1

Front

What is the name of this array: 3 rows and 3 columns?

Back

3 x 3

Tags

CCSS.3.OA.A.1

Front

What is an array?

Back

An array is a collection of items arranged in rows and columns.

Tags

CCSS.3.OA.A.1

Front

How many total items are in a 2 x 4 array?

Back

8 items (2 rows x 4 columns = 8).

Tags

CCSS.2.OA.C.4

Front

How do you identify the number of rows in an array?

Back

The first number in the array name (e.g., in 3 x 4, there are 3 rows).

Tags

CCSS.3.OA.A.1

Front

How do you identify the number of columns in an array?

Back

The second number in the array name (e.g., in 3 x 4, there are 4 columns).

Tags

CCSS.3.OA.A.1

Front

What is the total number of items in a 5 x 6 array?

Back

30 items (5 rows x 6 columns = 30).

Tags

CCSS.3.OA.A.1